AT&T MERLIN LEGEND Release 3.0 System Programming And Maintenance Manual page 100

Glossary
data station
data terminal
data terminal
equipment
DCE
D-channel
DCP
dedicated feature
buttons
GL-10 System Programming and Maintenance (SPM)
Special type of extension where data
communications take place; includes DTE and
DCE; sometimes a telephone is also part of a
data station.
An input/output (I/O) device (often a personal
computer) that can be connected to the control
unit via an interface.
See DTE and data terminal
(data communications equipment) Equipment
such as modems or data modules used to
establish, maintain, and terminate a connection
between the system and data terminal
equipment (DTE), such as printers, personal
computers, host computers, or network
workstations.
(Data-channel) 16-or 64-kbps channel that
carries signaling information or data on a PRI.
(Digital Communications Protocol) AT&T
proprietary protocol to transmit digitized voice
and data over the same communications link. A
DCP link is made up of two 64-kbps information
(I) channels and one signaling (S) channel to
the B- and D-channels used in an lSDN.
The imprinted feature buttons on a telephone:
Conf or Conference, Drop, Feature, HFAI (Hands
Free Answer on Intercom), Hold, Message, Mute
or Microphone, Recall, Speaker or Speakerphone,
and Transfer.